Rail billet casting



FIG. 1 is a top plan view of the rail billet casting;

FIG. 2 is a bottom plan view of the rail billet casting;

FIG. 3 is a right side elevation view of the rail billet casting;

FIG. 4 is a left side elevation view of the rail billet casting;

FIG. 5 is a rear elevation view of the rail billet casting;

FIG. 6 is a front elevation view of the rail billet casting;

FIG. 7 is a first side point end upper perspective view of the rail billet casting;

FIG. 8 is a second side point end upper perspective view of the rail billet casting;

FIG. 9 is a first side heel end upper perspective view of the rail billet casting; and,

FIG. 10 is a second side heel end upper perspective view of the rail billet casting. 

CLAIM The ornamental design for a rail billet casting, as shown and described. 